<?php 
header("Content-type: text/html;Charset=UTF-8");//Encoding declaration
header("Cache-Control:no-cache,must-revalidate");//Declaration does not cache
?>
<frameset  cols="15%,80%">
	<frame name="left" src="<?php echo site_url('welcome/left');?>" noresize="false"  frameborder="1"/>
	<frame name="right" src="<?php echo site_url('welcome/right');?>" noresize="false"  frameborder="1"/>
</frameset>